This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How long does it take our solar system to complete one orbit around the Milky Way Galaxy? A) 100 ... (Read 123 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
on: Jul 27, 2018
How long does it take our solar system to complete one orbit around the Milky Way Galaxy?
 
  A) 100 million years
  B) 1 million years
  C) 230 thousand years
  D) 10 thousand years
  E) 230 million years

Question 2

What are the circumstances under which convection can occur in a substance?
 
  A) when the substance is subjected to a strong magnetic field
  B) when the substance is strongly cooled from underneath
  C) when dense material is being added to the substance
  D) when the substance is strongly shaken or disturbed by a strong wind
  E) when the substance is strongly heated from underneath


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tranoy

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

E


altibaby

  • Hero Member
  • *****
  • Posts: 562
Reply #2 on: Jul 27, 2018
TY


tranoy

  • Sr. Member
  • ****
  • Posts: 344
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
Gastrointestinal system Gastrointestinal system
Solar Granulation Solar Granulation
The human digestive system The human digestive system
Solar Angle Solar Angle
Video: Chronology of leptin research (A history of leptin research)

For a complete list of videos, visit our video library